4x+1=1/3x+10
4x=1/3x+10-1
4x=1/3x+9
4x-3x=9
x=9
Because the triangles are similar
ac/pr=bc/qr
8/pr=10/4
10*pr=8*4
10pr=32
pr=32/10
pr=3,2
Answer:7 is an irrational number.
Step-by-step explanation: it can be expressed as the quotient of two integers: 7÷ 1.
Answer:
x(x+13), or x^2+13x
Step-by-step explanation:
You factor one x out, or you can just add the x values.
QUESTION 1
When the plane reaches an altitude of 360,000 feet, the temperature outside the plane is 65 degrees below zero Fahrenheit.
This means that the temperature will be:

The temperature is -65°F.
QUESTION 2
If the temperature gets warmer by 10 degrees, this means that the new temperature will be the sum of the original temperature and 10 degrees:

The temperature is -55°F.